The City of Evil
Written by
William Le Queux
Copyright 1921
Likely published in The Royal Magazine, September 1920. 1st story in the collection .
Recruited into British Intelligence, Claud Heathwaite's first mission is to travel to Russia to find the status of a deep cover British operative who has gone missing after being sent to kill Lenin. The Soviet Russia is a major unfriendly place as he finds out.